1 /* Copyright (c) 2008-2022. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 /* Implementation of the user API from the App to the Checker (see modelchecker.h) */
8 #include "src/mc/ModelChecker.hpp"
9 #include "src/mc/mc_config.hpp"
10 #include "src/mc/mc_private.hpp"
11 #include "src/mc/mc_record.hpp"
12 #include "src/mc/mc_replay.hpp"
13 #include "src/mc/remote/AppSide.hpp"
14 #include "xbt/asserts.h"
15 #include "xbt/random.hpp"
17 int MC_random(int min, int max)
20 xbt_assert(mc_model_checker == nullptr);
22 if (not MC_is_active() && not MC_record_replay_is_active()) { // no need to do a simcall in this case
23 static simgrid::xbt::random::XbtRandom prng;
24 return prng.uniform_int(min, max);
26 simgrid::kernel::actor::RandomSimcall observer{simgrid::kernel::actor::ActorImpl::self(), min, max};
27 return simgrid::kernel::actor::simcall_answered([&observer] { return observer.get_value(); }, &observer);
30 void MC_assert(int prop)
33 xbt_assert(mc_model_checker == nullptr);
36 simgrid::mc::AppSide::get()->report_assertion_failure();
37 if (MC_record_replay_is_active())
38 xbt_die("MC assertion failed");
41 xbt_assert(prop, "Safety property violation detected without the model-checker");
47 return simgrid::mc::cfg_do_model_check;
50 void MC_automaton_new_propositional_symbol_pointer(const char *name, int* value)
53 xbt_assert(mc_model_checker == nullptr);
54 if (not MC_is_active())
56 simgrid::mc::AppSide::get()->declare_symbol(name, value);
60 void MC_ignore(void* addr, size_t size)
63 xbt_assert(mc_model_checker == nullptr);
64 if (not MC_is_active())
66 simgrid::mc::AppSide::get()->ignore_memory(addr, size);
70 void MC_ignore_heap(void *address, size_t size)
73 xbt_assert(mc_model_checker == nullptr);
74 simgrid::mc::AppSide::get()->ignore_heap(address, size);
78 void MC_unignore_heap(void* address, size_t size)
81 xbt_assert(mc_model_checker == nullptr);
82 simgrid::mc::AppSide::get()->unignore_heap(address, size);